<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Main</title>
<style>
body{background-color: #fff;}
.block{margin: 20px;border:1px solid #ccc;background-color: #eee;height: 100px;line-height: 100px;font-size: 36px;text-align: center;color:#999;}
</style>
</head>
<body>
	<div class="block"><a name="a"></a>Main A</div>
	<div class="block"><a name="b"></a>Main B</div>
	<div class="block"><a name="c"></a>Main C</div>
	<div class="block"><a name="d"></a>Main D</div>
	<div class="block"><a name="e"></a>Main E</div>
	<div class="block"><a name="f"></a>Main F</div>
	<div class="block"><a name="g"></a>Main G</div>
	<div class="block"><a name="h"></a>Main H</div>
	<div class="block"><a name="i"></a>Main I</div>
	<div class="block"><a name="j"></a>Main J</div>
	<div class="block"><a name="k"></a>Main K</div>
	<div class="block"><a name="l"></a>Main L</div>
	<div class="block"><a name="m"></a>Main M</div>
	<div class="block"><a name="n"></a>Main N</div>
	<div class="block"><a name="o"></a>Main O</div>
	<div class="block"><a name="p"></a>Main P</div>
	<div class="block"><a name="q"></a>Main Q</div>
	<div class="block"><a name="r"></a>Main R</div>
	<div class="block"><a name="s"></a>Main S</div>
	<div class="block"><a name="t"></a>Main T</div>
	<div class="block"><a name="u"></a>Main U</div>
	<div class="block"><a name="v"></a>Main V</div>
	<div class="block"><a name="w"></a>Main W</div>
	<div class="block"><a name="x"></a>Main X</div>
	<div class="block"><a name="y"></a>Main Y</div>
	<div class="block"><a name="z"></a>Main Z</div>
</body>
</html>